1351705426213 has 2 divisors, whose sum is σ = 1351705426214. Its totient is φ = 1351705426212.

The previous prime is 1351705426187. The next prime is 1351705426241. The reversal of 1351705426213 is 3126245071531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1343598584769 + 8106841444 = 1159137^2 + 90038^2 .

It is an emirp because it is prime and its reverse (3126245071531) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1351705426213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351705426273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675852713106 + 675852713107.

It is an arithmetic number, because the mean of its divisors is an integer number (675852713107).

Almost surely, 2^{1351705426213} is an apocalyptic number.

It is an amenable number.

1351705426213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351705426213 is an equidigital number, since it uses as much as digits as its factorization.

1351705426213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 1351705426213 in words is "one trillion, three hundred fifty-one billion, seven hundred five million, four hundred twenty-six thousand, two hundred thirteen".